NCT04082247.

Study name	Healthy children 2021 study in childcare centers (HC2021)
Methods	Study design: cluster‐RCT
Participants	Service type: centre‐based Country (region): Portugal Number of services participating: 16
Interventions	Number of conditions: 1 intervention, 1 control Intervention strategies: Ethos and environment ECEC staff Training: educators will receive training around healthy eating, physical activity and sleep for children
Outcomes	Outcomes relating to child dietary intake: Dietary intake Outcomes relating to child anthropometric measures: Length and waist, weight
Starting date	September 2019
Contact information	Dr Rafaela Vieira do Rosario, rrosario@ese.uminho.pt
Notes	ClinicalTrials.gov: NCT04082247